<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <!---->
            <swiper-slide v-for="(page,index) of pages" :key="index">
                <div class="icon" v-for="item of page" :key="item.id" @click="allert">
                    <div class="icon-img">
                        <img class="icon-imgcontent" :src="item.imgUrl" alt="">
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>

<script>
    export default {
        name: "HomeIcons",
        props:{
            list:Array
        },
        data() {
            return {
                swiperOption: {
                    autoplay: false
                }
            }
        },
        computed: {
            // 这个计算属性 是讲一大堆数据  分成8个一组的数组
            pages() {
                const pages = [];
                this.list.forEach((item, index) => {
                    const page = Math.floor(index / 8)
                    if (!pages[page]) {
                        pages[page] = []
                    }
                    pages[page].push(item)
                })
                return pages;
            }
        },
        methods:{
            allert () {
                alert(1)
            }
        }
    }
</script>

<style lang="stylus" scoped>
    @import "~styles/variables.styl"
    @import "~styles/mixins.styl"
    .icons >>> .swiper-container
        width: 100%
        height: 0
        padding-bottom 50%
        overflow: hidden
        height: 0
    .icons
        margin-top:0.1rem
    .icon
        position: relative
        width: 25%
        height: 0
        padding-bottom: 25%
        float: left
        .icon-img
            position: absolute
            top: 0
            left: 0
            right: 0
            bottom: 0.44rem
            -webkit-box-sizing: border-box
            -moz-box-sizing: border-box
            box-sizing: border-box
            padding 0.1rem
            display: flex;
            align-items: center;
        .icon-imgcontent
            display: block
            margin: 0 auto
            height :100%
        .icon-desc
            position: absolute
            left: 0
            right: 0
            bottom: 0
            height: 0.44rem
            line-height: .44rem
            text-align: center
            color: $darkTextColor
            ellipsis()

</style>